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10201831 is a prime number
BaseRepresentation
bin100110111010…
…101011100111
3201012022021121
4212322223213
510102424311
61002354411
7152466643
oct46725347
921168247
1010201831
115838872
1234bba07
1321626b3
1414d7c23
15d67b71
hex9baae7

10201831 has 2 divisors, whose sum is σ = 10201832. Its totient is φ = 10201830.

The previous prime is 10201817. The next prime is 10201837. The reversal of 10201831 is 13810201.

It is a strong prime.

It is an emirp because it is prime and its reverse (13810201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10201831 - 25 = 10201799 is a prime.

It is a super-2 number, since 2×102018312 = 208154711505122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10201837) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100915 + 5100916.

It is an arithmetic number, because the mean of its divisors is an integer number (5100916).

Almost surely, 210201831 is an apocalyptic number.

10201831 is a deficient number, since it is larger than the sum of its proper divisors (1).

10201831 is an equidigital number, since it uses as much as digits as its factorization.

10201831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 10201831 is about 3194.0305258404. The cubic root of 10201831 is about 216.8832645296.

The spelling of 10201831 in words is "ten million, two hundred one thousand, eight hundred thirty-one".